This chart of the ICv2 “Top 25 Manga Properties” reflects sales in all channels in September, October and the first two weeks of November, 2008. The “Top 25” chart is based on interviews with retailers and distributors, information provided by Nielsen BookScan (in the form of monthly “Top 20” lists (for example see “Bookscan’s Top 20 Graphic Novels for August 2008) of graphic novels sold in bookstores, and ICv2’s own analysis of information provided by Diamond Comic Distributors on graphic novel sales in comic stores.